Pet balance beam



FIG. 1 is a front, top perspective view of a pet balance beam, showing the new design;

FIG. 2 is a left side elevation view thereof;

FIG. 3 is a right side elevation view thereof;

FIG. 4 is a front elevation view thereof;

FIG. 5 is a rear elevation view thereof;

FIG. 6 is a top plan view thereof; and,

FIG. 7 is a bottom plan view thereof.

The broken line showing of the pet balance beam indicate portions thereof that form no part of the claimed design. 

CLAIM The ornamental design for a pet balance beam, as shown and described. 